机器学习算法的最终测试是它在新的、未见过的数据上表现良好的能力。
心灵是一个相互关联过程的动态系统。
I think people believe in heaven because they don’t like the idea of dying, because they want to carry on living and they don’t like the idea that other people will move into their house and put their things into the rubbish.
可持续发展不再是选择,而是生存的必需。
History is not the past. It is the method we have evolved of organizing our ignorance of the past.
We must invest in the future, not just exploit the present.